Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
hi , i need help!
when i conected to the phone(bonding)，then i disconnect from the device using sd_ble_gap_disconnect(),next the device advitising again; after that the...
If I develop a custom application where it will have several peripherals (with sensor function) and a central one.
Is it correct to use the same base UUID for all peripherals...
I am building a system with an external non-volatile storage (flash) which will be available for storing DFU image data received. I want to minimize the confusion and temporary...
i am able to connect two nRF52832 DK.
Now i want to send new Firmware packet over the air to another nRF52832 DK, which is connected with my DK.
So, can you guide me,...
I have nRF52832 chip on my PCB and their is one external flash which is connected to nRF52832 through SPI.
i need to read new DFU packet from the external flash and send...
Can someone please guide me how I can configure nrf52832 DK with the external RTC for time and calendar keeping. I am using DS3231 external RTC. I don't want to loose time...
Hi,
I am mapping NB-IoT and LTE-M1 indoors coverage using the nRF9160, mostly just to familiarize myself with the nRF91 DK. I have a basic application which toggles between...
I have a system based on nRF52840 (SDK 15.0.0) where while running the application I can call the below code, and it will then restart in DFU secure mode to do a firmware...
Hi,
I am adding pwm_library code in my code and added the required libraries and drivers.I am getting an error regarding nrf_svc.h file :"nrf_svc.h: No such file or directory...
Hello, I have a problem with SDK16 setting. I have this error : error: 'old_val' undeclared (first use in this function)
I include these files and folders
# Source files...
Hi there,
I have nrf52840 development board and I'm just looking through the pwm_library example code which uses the app_pwm.c.
There, I was wanting to use 16MHz clock...
Hi
I'm using a custom nRF9160 board and faced some problems with that. I updated the latest SDK (fw-nrfconnect-nrf master ) and got some build errors and I don't know what...
I am using nRF52832 DK.
I am trying to print Battery service value in log file ( Client side ).
So where i get this information and how can i print this information in...
I’m looking for setting up an evaluation network considering of 10-14 nodes as data sources that are to send data values on a periodical basis to a data sink mode that will...
